Classic cars forum & vehicle restoration.
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gerry snelling
Joined: 04 Jan 2009 Posts: 21
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Posted: Fri Apr 20, 2012 12:46 pm Post subject: polarity change |
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hi guys my armstrong is positive earth with a dynamo, im going to fit an electronic ignition, and need to change the polarity. ive done this before but cant remember how to flash the dynamo. any help will be appressiated. regards gerry snelling |
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ukdave2002
Joined: 23 Nov 2007 Posts: 4105 Location: South Cheshire
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Posted: Fri Apr 20, 2012 1:19 pm Post subject: |
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Just flash the field winding, it polarizes the fixed magnets so that there is a charge when the dynamo first turns over.
Dave |
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gerry snelling
Joined: 04 Jan 2009 Posts: 21
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Posted: Fri Apr 20, 2012 2:06 pm Post subject: polarity change |
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thanks dave, regards gerry snelling |
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